CN108130656A - A kind of automatic needle-foot-lifting device of sewing machine - Google Patents
A kind of automatic needle-foot-lifting device of sewing machine Download PDFInfo
- Publication number
- CN108130656A CN108130656A CN201810061530.5A CN201810061530A CN108130656A CN 108130656 A CN108130656 A CN 108130656A CN 201810061530 A CN201810061530 A CN 201810061530A CN 108130656 A CN108130656 A CN 108130656A
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- lift pressure
- swing
- connecting rod
- arm
- rod
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- 238000009958 sewing Methods 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims abstract description 21
- 238000007906 compression Methods 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 230000033001 locomotion Effects 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 14
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B29/00—Pressers; Presser feet
- D05B29/02—Presser-control devices
-
- D—TEXTILES; PAPER
- D05—SEWING; EMBROIDERING; TUFTING
- D05B—SEWING
- D05B69/00—Driving-gear; Control devices
- D05B69/10—Electrical or electromagnetic drives
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Sewing Machines And Sewing (AREA)
Abstract
The present invention relates to a kind of automatic needle-foot-lifting devices of sewing machine, it is mounted on head, including control device, drive component and linkage unit, drive component includes motor, transmission mechanism and pulling mechanism, pulling mechanism includes screw, nut and swing component, and motor drives nut to be rotated with dead axle line by transmission mechanism, and nut is installed with screw cooperation, screw and the flexible connection of the 1st swing rod, nut rotation drive screw to generate and move along a straight line and drive swing component to determine axis oscillating；Linkage unit includes the 2nd swing rod, lift pressure connecting rod and compression bar connector, 1st swing rod is swung with the 2nd to be flexibly connected and drives the 2nd swing rod around determining axis oscillating, 2nd swing rod and lift pressure connecting rod flexible connection, lift pressure connecting rod is flexibly connected with compression bar connector, the presser bar of compression bar connector and sewing machine connects, lift pressure connecting rod is driven to move up and down when 2nd swing rod is swung, and then compression bar connector and presser bar is driven to generate lift pressure movement.The present invention has the advantages that high degree of automation.
Description
Technical field
The present invention relates to technical field of sewing equipment, the automatic needle-foot-lifting device of especially a kind of sewing machine.
Background technology
Sewing machine is with one or more sewing thread, and one or more stitchings are formed on sewing, make one or more layers seam
The machine that material interweaves or unites by a seam.Sewing machine needs to be provided with pressure on sewing machine when sewing cloth or being embroidered
Foot, presser feet apply pressure on sewing surface, to ensure that sewing machine needle falls the stability of cloth at needle.During sewing machine feeding,
Presser feet is pressed on cloth, sewing machine charging blowing when, presser feet is lifted up, presser feet lift be by foot lifting mechanism come
It realizes.
With the continuous promotion of sewing machine technique level, also there are various structures in foot lifting mechanism, such as：Knee control structure,
Electric control structure etc..Electric control structure is to use solenoid actuated, and electromagnet can generate heat over time, and the working time one can generate electricity long
For magnet because fever generates fatigue, the power lifted is just apparent insufficient, this is that there are no technologies to break through for current electromagnet presser foot lifter.In order to
The defects of solving electric control structure, people just have developed controls presser foot lifter to act by cylinder.Such as Chinese patent application (application
Number：201320893036.8) a kind of foot lifting mechanism of sewing machine is disclosed, including shaft, presser bar, transmission levers and is consolidated
The cylinder being scheduled on sewing machine case, the transmission levers are hinged on the casing of sewing machine, and the shaft is connected on casing
And shaft can be around its axis rotation, the piston rod of the shaft and cylinder is mutually perpendicular to, and is fixed in the shaft when shaft rotates
When can drive transmission levers rotate compression bar lift cam, between the shaft and cylinder be equipped with enable cylinder that shaft to be driven to rotate
Transmission component, between the transmission levers and presser bar be equipped with transmission levers rotation when can drive the biography that presser bar is lifted up
Dynamic structure.The cylinder of above-mentioned foot lifting mechanism is mounted in casing side, and occupied space is larger, and cylinder and gas
Transmission component between cylinder and transmission levers is located at outside housing, is easily accumulated dust or is corroded, reduces the effect of transmission
Abnormal sound is easily generated in rate or operational process, and safety is relatively low.
Technology contents
Present invention solves the technical problem that be for overcome above-mentioned deficiency of the prior art provide a kind of sewing machine from
Dynamic presser foot lifting device.
In order to solve the above technical problems, present invention employs following technical schemes.
A kind of automatic needle-foot-lifting device of sewing machine is mounted on head, including control device, drive component and linkage
Component, the driving component include motor, transmission mechanism and pulling mechanism, and the pulling mechanism includes screw, nut and swing
Part, the motor drive nut to be rotated with dead axle line by transmission mechanism, and nut is installed with screw cooperation, screw and the 1st swing rod
Flexible connection, the nut rotation drive screw to generate and move along a straight line and drive swing component to determine axis oscillating；The linkage groups
Part includes the 2nd swing rod, lift pressure connecting rod and compression bar connector, the 1st swing rod be flexibly connected with the 2nd swing and drive the 2nd swing rod around
Determine axis oscillating, the 2nd swing rod and lift pressure connecting rod flexible connection, lift pressure connecting rod are flexibly connected with compression bar connector, compression bar connector and seam
It threads the presser bar connection of machine, lift pressure connecting rod is driven to move up and down, and then drive compression bar connector and presser feet when the 2nd swing rod is swung
Bar generates lift pressure movement.
Above-mentioned technical proposal can also be further perfect by following technical measures：
As a kind of preferred embodiment, the linkage unit further includes rotation cam, beat axle sleeve, lift pressure arm and lift pressure pendulum
Arm, the beat axle sleeve have an axis hole, which is adapted with rotating the cam surface of cam, the beat axle sleeve and lift pressure arm
It is flexibly connected and lift pressure arm is driven to move up and down, lift pressure arm and lift pressure swing arm are flexibly connected and lift pressure swing arm driven to swing, lift pressure
Swing arm is flexibly connected with lift pressure connecting rod and lift pressure connecting rod is driven to move up and down.There is an elongated hole, beat axis on the lift pressure arm
The sliding axle for being equipped with and being adapted to the elongated hole is put on, lift pressure swing arm has a connecting piece for shaft-like part and its end.
As a kind of preferred embodiment, it is flexibly connected between the 2nd swing rod and lift pressure connecting rod by interval connecting rod a；It is described
Linkage unit, which further includes rotation cam, beat axle sleeve, lift pressure arm and lift pressure swing arm, the beat axle sleeve, has an axis hole, the axis
Hole is adapted with rotating the cam surface of cam, and the beat axle sleeve is flexibly connected with lift pressure arm and lift pressure arm is driven to swing, lift pressure
Arm is fixedly connected with lift pressure swing arm and lift pressure swing arm is driven to swing, and lift pressure swing arm is flexibly connected with interval connecting rod a and drives interval
Connecting rod a is swung, and interval connecting rod a is flexibly connected with lift pressure connecting rod and lift pressure connecting rod is driven to move up and down.The interval connecting rod a has
Four connection ends, four connecting pins portion are movably hinged respectively with head, the 2nd swing rod, the swing arm of lift pressure, lift pressure connecting rod.It is described
Lifting has an elongated hole on pressure arm, the sliding axle being adapted to the elongated hole is equipped on beat axle sleeve, lift pressure swing arm is shaft-like part
And its end has a connecting piece.
As a kind of preferred embodiment, the 1st swing rod tool there are three connecting pin, three connecting pins respectively with screw, the 2nd
Swing rod, head fixing piece are movably hinged；2nd swing rod tool there are three connecting pin, three connecting pins respectively with the 1st swing rod,
Lift pressure connecting rod, head fixing piece are movably hinged.The outside of the nut is gear, and motor is sequentially connected by synchronous belt and nut
And screw is driven to move left and right.The one end of the screw is fixed with connection terminal, the connection terminal by a forked element with
1st swing rod is movably hinged.
As a kind of preferred embodiment, the angle detection device of detection motor shaft rotation angle, institute are additionally provided on the motor
State motor rotary angle signal control presser foot lifting device work of the control device according to angle detection device detection.The angle inspection
It surveys device and includes Hall sensor and rotation catch, the Hall sensor is mounted on the casing of motor, rotation catch installation
It on motor shaft and rotates with it, rotation catch has magnetism.
As a result of above technical scheme, the present invention has following advantageous effects：
The present invention due to presser foot lifting device be arranged on head, and work independently is driven using motor, it is tight with structure
It gathers, advantage at low cost and precise control.
In addition, also there is the present invention a set of cam swing formula to drive foot lifting mechanism, Liang Tao mechanisms cooperate, and have more
Add safe and reliable advantage.
Description of the drawings
Fig. 1 is the structural decomposition diagram of one embodiment of the invention.
Reference sign：1. head；2. motor；3. synchronous pulley；4. synchronous belt；5. screw；6. nut；7. screw
Seat；8. connection terminal；9. forked element；10. the 1st swing rod；11. the 2nd swing rod；12. interval connecting rod a；13. lift pressure connecting rod；14.
Spring guiding axis；15. compression bar connector；16. presser bar；17. rotate cam；18. bearing；19. beat axle sleeve；20. idler wheel； 21.
Lift pressure arm；22. roller shaft；23. lift pressure swing arm；24. interval connecting rod b；24. sensor；25. rotate catch.
Specific embodiment
The following is specific embodiments of the present invention and with reference to attached drawing, technical scheme of the present invention is further described,
But the present invention is not limited to these embodiments.
A kind of automatic needle-foot-lifting device of sewing machine as shown in Figure 1 is mounted on head 1, including control device, is driven
Dynamic component and linkage unit, the driving component include motor 2, transmission mechanism and pulling mechanism, and the pulling mechanism includes silk
Bar 5, nut 6 and swing component, the motor 2 drive nut 6 to be rotated with dead axle line by transmission mechanism, and nut 6 coordinates with screw 5
Installation, 5 and the 1st swing rod 10 of screw are flexibly connected, and the rotation of nut 6 drives screw 5 to generate linear motion and drives swing component
To determine axis oscillating；The linkage unit includes the 2nd swing rod 11, lift pressure connecting rod 13 and compression bar connector 15, the 1st swing rod 10 with
2nd swings flexible connection and the 2nd swing rod 11 is driven to be flexibly connected around axis oscillating, the 2nd swing rod 11 and lift pressure connecting rod 13 is determined, and lift is pressed
Connecting rod 13 is flexibly connected with compression bar connector 15, and compression bar connector 15 is connect with the presser bar 16 of sewing machine, and the 2nd swing rod 11 is swung
When lift pressure connecting rod 13 is driven to move up and down, and then compression bar connector 15 and presser bar 16 is driven to generate lift pressure movement.
It is flexibly connected between 2nd swing rod 11 and lift pressure connecting rod 13 by interval connecting rod a12；The linkage unit also wraps
Including rotation cam 17, beat axle sleeve 19, lift pressure arm 21 and lift pressure swing arm 23, the beat axle sleeve 19 has an axis hole, the axis hole
It is adapted with the cam surface for rotating cam 17, the beat axle sleeve 19 is flexibly connected with lift pressure arm 21 and lift pressure arm 21 is driven to put
Dynamic, lift pressure arm 21 is fixedly connected with lift pressure swing arm 23 and lift pressure swing arm 23 is driven to swing, lift pressure swing arm 23 and interval connecting rod a12
It is flexibly connected and interval connecting rod a12 is driven to swing, interval connecting rod a12 is flexibly connected with lift pressure connecting rod 13 and drives lift pressure connecting rod
13 move up and down.Interval connecting rod a12 tool there are four connection end, four connecting pins portion respectively with head 1, the 2nd swing rod
11st, the swing arm 23 of lift pressure, lift pressure connecting rod 13 are movably hinged.There is an elongated hole on the lift pressure arm 21, installed on beat axle sleeve 19
There is the sliding axle being adapted to the elongated hole, lift pressure swing arm 23 has a connecting piece for shaft-like part and its end.
1st swing rod 10 has there are three connecting pin, which consolidates respectively with screw 5, the 2nd swing rod 11, head 1
Determine part living hinge；2nd swing rod 11 has there are three connecting pin, which presses connecting rod with the 1st swing rod 10, lift respectively
13rd, 1 fixing piece of head is movably hinged.The outside of the nut 6 is gear, and motor 2 is sequentially connected by synchronous belt 4 and nut 6
And screw 5 is driven to move left and right.The one end of the screw 5 is fixed with connection terminal 8, which is connect by a fork-shaped
First 9 are movably hinged with the 1st swing rod 10.
The angle detection device of detection 2 axis rotation angle of motor is additionally provided on the motor 2, the control device is according to angle
Spend 2 rotary angle signal of the motor control presser foot lifting device work of detection device detection.The angle detection device includes Hall
Sensor 24 and rotation catch 25, the Hall sensor 24 are mounted on the casing of motor 2, and rotation catch 25 is mounted on electricity
It on 2 axis of machine and rotates with it, rotation catch 25 has magnetism, rotates and is equipped with magnet on catch 25.
In the present embodiment, specific connection relation is：One end installation synchronous belt 4 of 2 axis of motor takes turns 3, consolidates on the other end
Dingan County's dress rotation catch 25, catch built-in type are equipped with magnet.The wheel of synchronous belt 43 is sequentially connected by synchronous belt 4 and nut 6
Nut 6 is driven to rotate, nut 6 is fixedly connected with screw rodb base 7, and screw rodb base 7 is supported on by bearing 18 on head 1, the bearing 18
For rolling bearing 18.Screw 5 and nut 6 are intermeshed, and the rotation of nut 6 drives the rotation of screw 5 to generate transverse shifting.Screw 5
End is fixedly mounted there are one connection terminal 8, has a through-hole on the connection terminal 8, and there are one fork-shapeds for tool on forked element 9
Part, respectively has a through-hole on two arms of Y-piece, and axis pin passes through through-hole on through-hole and connection terminal 8 on Y-piece by two
Person is flexibly connected.Three of 1st swing rod 10 connection ends are respectively provided with a through-hole, three through-holes respectively by axis pin and Y-piece,
2nd swing rod 11, head 1 are flexibly connected so that and screw 5 can drive the 1st swing rod 10, the 2nd swing rod 11 to generate and swing when moving, and the 1st
Swing rod 10 is in Y-shaped, Y-piece connection and its middle part, and the 2nd swing rod 11 and head 1 are connected to its both ends.2nd swing rod 11
For "-" type, middle part and both ends respectively have a through-hole, three through-holes respectively by axis pin and the 1st swing rod 10, head 1 and
The connecting rod a12 that has a rest is flexibly connected, wherein, the 1st swing rod 10, interval connecting rod a12 are connected to the both ends of the 2nd swing rod 11, the 2nd swing rod 11
The through-hole connection head 1 at middle part.Interval connecting rod a12 is L-shaped, thereon with 4 through-holes, connect respectively head 1, the 2nd swing rod 11,
The swing arm 23 of lift pressure, lift pressure connecting rod 13 are flexibly connected by axis pin, and the through-hole and head 1 of its underpart connect, the through-hole at middle part and the 2nd
Swing rod 11 connects, and there are two through-hole, top through-hole to be connect top tool with lifting pressure swing arm 23, and the through-hole below top and lift pressure connect
The swing of flexible connection, so either the 2nd swing rod 11 or the swing of lift pressure swing arm 23 may each be interval connecting rod a12 generations
It swings, and then the lift pressure generation of connecting rod 13 is driven to move up and down.Lift pressure connecting rod 13 is "-" type, and respectively there are one through-holes at both ends, should
Two through-holes are flexibly connected respectively by axis pin and interval connecting rod a12, compression bar connector 15, and compression bar connector 15 is fixedly mounted on presser feet
On bar 16, moving up and down for presser bar 16 is driven so as to fulfill moving up and down for lift pressure connecting rod 13, is resetted to realize, presser bar 16
Top level pressure has an elastic guide rod.
In addition, in order to realize hand-reset presser bar 16, it is also provided with manual presser foot lifting device in the present embodiment, connects
The mode of connecing is, the outside of rotation cam 17 is eccentric cam face, and the axis hole on beat axle sleeve 19 is mounted on by rolling bearing 18
Eccentric cam face, the other end tool of excentric sleeve are fixed with a roller shaft 22 there are one through-hole on the through-hole, on roller shaft 22
It is movably installed with an idler wheel 20.The idler wheel 20 is stretched into the elongated hole of lift pressure arm 21, and can be slided in elongated hole.Lift pressure arm
Also there is a through-hole, the shaft of lift pressure swing arm 23 is penetrated in the hole and is fixedly connected, with the band when lifting pressure arm 21 and swinging on 21
Dynamic lift pressure swing arm 23 generates swing, and the end of lift pressure swing arm 23 has a connecting piece, which is elongated tabular part, the connection
The both ends of piece connects respectively with lift pressure swing arm 23, interval connecting rod b24, and middle part has a through-hole, the through-hole by axis pin and
Head 1 connects.The other end of interval connecting rod b24 is flexibly connected with the through-hole at the top of interval connecting rod a12 by axis pin.
The motor 2 of the present invention rotates, and nut 6 is driven to rotate by synchronous belt 4, and then screw 5 is driven to be moved forward and backward, screw
5 movements drive the 1st swing rod 10 to swing, and then the 2nd swing rod 11 is driven to swing.2nd swing rod 11, which is swung, drives interval connecting rod a12 productions
It is raw to swing, and then lift pressure connecting rod 13 is driven to move up and down, the lift pressure movement of connecting rod 13 drives presser bar 16 to move up and down.
Beat axle sleeve 19 is driven to generate swing to rotate the rotation axis of cam 17 during rotation cam 17 rotation of the present invention,
And then lift pressure arm 21 is driven to generate swing, lift pressure swing arm 23 is further made to generate swing, then drive interval connecting rod a12, intermittently connect
Bar b24 generates swing, finally moves up and down lift pressure connecting rod 13, the generation of presser bar 16 and generates presser foot lifter action.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention is led
The technical staff in domain can do various modifications or additions to described specific embodiment or replace in a similar way
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although 1. heads are used more herein；2. motor；3. synchronous pulley；4. synchronous belt；5. screw；6. nut；
7. screw rodb base；8. connection terminal；9. forked element；10. the 1st swing rod；11. the 2nd swing rod；12. interval connecting rod a；13. lift pressure connects
Bar；14. spring guiding axis；15. compression bar connector；16. presser bar；17. rotate cam；18. bearing；19. beat axle sleeve；20. rolling
Wheel；21. lift pressure arm；22. roller shaft；23. lift pressure swing arm；24. interval connecting rod b；24. sensor；25. the terms such as catch are rotated,
But it does not preclude the possibility of using other terms.The use of these items is only for more easily describe and explain the present invention
Essence；Any one of the additional limitations is construed as all to disagree with spirit of the present invention.
Claims (10)
1. a kind of automatic needle-foot-lifting device of sewing machine is mounted on head, including control device, drive component and linkage groups
Part, which is characterized in that the driving component includes motor, transmission mechanism and pulling mechanism, and the pulling mechanism includes screw, spiral shell
Female and swing component, the motor drive nut to be rotated with dead axle line by transmission mechanism, and nut is installed with screw cooperation, screw and
1st swing rod is flexibly connected, and the nut rotation drives screw to generate and moves along a straight line and drive swing component to determine axis oscillating；It is described
Linkage unit includes the 2nd swing rod, lift pressure connecting rod and compression bar connector, and the 1st swing rod is flexibly connected with the 2nd swing and drives the 2nd
Swing rod is flexibly connected around axis oscillating, the 2nd swing rod and lift pressure connecting rod flexible connection, lift pressure connecting rod is determined with compression bar connector, and compression bar connects
Head is connect with the presser bar of sewing machine, and lift pressure connecting rod is driven to move up and down, and then drive compression bar connector when the 2nd swing rod is swung
Lift pressure movement is generated with presser bar.
2. the automatic needle-foot-lifting device of sewing machine according to claim 1, which is characterized in that the linkage unit further includes rotation
Rotating cam, beat axle sleeve, lift pressure arm and lift pressure swing arm, the beat axle sleeve have an axis hole, and the axis hole is convex with rotation cam
Wheel face is adapted, and the beat axle sleeve is flexibly connected with lift pressure arm and lift pressure arm is driven to move up and down, lift pressure arm and lift pressure swing arm
It is flexibly connected and lift pressure swing arm is driven to swing, lift pressure swing arm is flexibly connected with lift pressure connecting rod and lift pressure connecting rod is driven to move up and down.
3. the automatic needle-foot-lifting device of sewing machine according to claim 1, which is characterized in that the 2nd swing rod and lift pressure connect
It is flexibly connected between bar by interval connecting rod a；The linkage unit further includes rotation cam, beat axle sleeve, lift pressure arm and lift pressure
Swing arm, the beat axle sleeve have an axis hole, which is adapted with rotating the cam surface of cam, and the beat axle sleeve is pressed with lift
Arm is flexibly connected and lift pressure arm is driven to swing, and lift pressure arm is fixedly connected with lift pressure swing arm and lift pressure swing arm is driven to swing, lift pressure pendulum
Arm is flexibly connected with interval connecting rod a and interval connecting rod a is driven to swing, and interval connecting rod a is flexibly connected with lift pressure connecting rod and drives lift
Connecting rod is pressed to move up and down.
4. the automatic needle-foot-lifting device of sewing machine according to claim 3, which is characterized in that the interval connecting rod a has four
A connection end, four connecting pins portion are movably hinged respectively with head, the 2nd swing rod, the swing arm of lift pressure, lift pressure connecting rod.
5. the automatic needle-foot-lifting device of sewing machine according to Claims 2 or 3, which is characterized in that have on the lift pressure arm
One elongated hole, the sliding axle being adapted to the elongated hole is equipped on beat axle sleeve, and lift pressure swing arm has for shaft-like part and its end
A connecting piece.
6. the automatic needle-foot-lifting device of sewing machine according to claim 1, which is characterized in that there are three the 1st swing rod tools
Connecting pin, three connecting pins are movably hinged respectively with screw, the 2nd swing rod, head fixing piece；There are three the 2nd swing rod tools
Connecting pin, three connecting pins are movably hinged respectively with the 1st swing rod, lift pressure connecting rod, head fixing piece.
7. the automatic needle-foot-lifting device of sewing machine according to claim 1, which is characterized in that the outside of the nut is tooth
Wheel, motor are sequentially connected with nut by synchronous belt and screw are driven to move left and right.
8. according to the automatic needle-foot-lifting device of the sewing machine of claim 1 or 7, which is characterized in that the one end of the screw
Connection terminal is fixed with, which is movably hinged by a forked element and the 1st swing rod.
9. the automatic needle-foot-lifting device of sewing machine according to claim 1, which is characterized in that detection is additionally provided on the motor
The angle detection device of motor shaft rotation angle, motor rotation angle letter of the control device according to angle detection device detection
Number control presser foot lifting device work.
10. the automatic needle-foot-lifting device of sewing machine according to claim 9, which is characterized in that the angle detection device packet
Hall sensor and rotation catch are included, the Hall sensor is mounted on the casing of motor, and rotation catch is mounted on motor shaft
It goes up and rotates with it, rotation catch has magnetism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061530.5A CN108130656B (en) | 2018-01-23 | 2018-01-23 | Presser foot device is lifted in sewing machine's automation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810061530.5A CN108130656B (en) | 2018-01-23 | 2018-01-23 | Presser foot device is lifted in sewing machine's automation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108130656A true CN108130656A (en) | 2018-06-08 |
| CN108130656B CN108130656B (en) | 2020-09-18 |
Family
ID=62400831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810061530.5A Active CN108130656B (en) | 2018-01-23 | 2018-01-23 | Presser foot device is lifted in sewing machine's automation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108130656B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114763636A (en) * | 2021-01-13 | 2022-07-19 | 杰克科技股份有限公司 | Joint adjustment mechanism and sewing machine |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09253365A (en) * | 1996-03-22 | 1997-09-30 | Juki Corp | Inner pressing device for automatic sewing machine |
| CN204774561U (en) * | 2015-04-21 | 2015-11-18 | 吴吉森 | Sunshade |
| CN205133949U (en) * | 2015-11-30 | 2016-04-06 | 浙江美机缝纫机有限公司 | Template sewing machine's well presser foot control mechanism |
| CN106637709A (en) * | 2016-12-01 | 2017-05-10 | 上海金勺投资有限公司 | Middle presser foot mechanism and sewing machine |
| CN206591257U (en) * | 2017-03-23 | 2017-10-27 | 阮积康 | Presser foot drive in a kind of sewing machine |
-
2018
- 2018-01-23 CN CN201810061530.5A patent/CN108130656B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09253365A (en) * | 1996-03-22 | 1997-09-30 | Juki Corp | Inner pressing device for automatic sewing machine |
| CN204774561U (en) * | 2015-04-21 | 2015-11-18 | 吴吉森 | Sunshade |
| CN205133949U (en) * | 2015-11-30 | 2016-04-06 | 浙江美机缝纫机有限公司 | Template sewing machine's well presser foot control mechanism |
| CN106637709A (en) * | 2016-12-01 | 2017-05-10 | 上海金勺投资有限公司 | Middle presser foot mechanism and sewing machine |
| CN206591257U (en) * | 2017-03-23 | 2017-10-27 | 阮积康 | Presser foot drive in a kind of sewing machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114763636A (en) * | 2021-01-13 | 2022-07-19 | 杰克科技股份有限公司 | Joint adjustment mechanism and sewing machine |
| CN114763636B (en) * | 2021-01-13 | 2023-06-20 | 杰克科技股份有限公司 | Joint debugging mechanism and sewing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108130656B (en) | 2020-09-18 |
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Effective date of registration: 20180910 Address after: 311801 Zhejiang, Shaoxing, Zhuji City, Datang Town, Yongxin Road, No. 535 Socks 3 think tank, 3rd floor. Applicant after: ZHEJIANG JINSHANG INTELLIGENT CONTROL TECHNOLOGY Co.,Ltd. Address before: 311801 Zhuji City, Shaoxing City, Zhejiang province Datang town Textile City Community (original harmony Xikou Village) Applicant before: ZHUJI JINHE SEWING MACHINERY CO.,LTD. |
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Denomination of invention: An automatic presser foot lifting device for sewing machines Effective date of registration: 20230522 Granted publication date: 20200918 Pledgee: Bohai Bank Co.,Ltd. Hangzhou Branch Pledgor: ZHEJIANG JINSHANG INTELLIGENT CONTROL TECHNOLOGY Co.,Ltd. Registration number: Y2023330000943 |
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Granted publication date: 20200918 Pledgee: Bohai Bank Co.,Ltd. Hangzhou Branch Pledgor: ZHEJIANG JINSHANG INTELLIGENT CONTROL TECHNOLOGY Co.,Ltd. Registration number: Y2023330000943 |
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Denomination of invention: An automatic foot lifting and pressing device for sewing machines Granted publication date: 20200918 Pledgee: Bohai Bank Co.,Ltd. Hangzhou Branch Pledgor: ZHEJIANG JINSHANG INTELLIGENT CONTROL TECHNOLOGY Co.,Ltd. Registration number: Y2024330000592 |